Abstract: According to the character of aluminium industry,this paper discusses the essentials of constructing circluar economy and the principles of planning industry chain for aluminium industry.The planning methods of industry chain,including prolonging,mending and coupling,are explained with examples.Based on these principles and methods,the paper designs main industry chain,vein industry chain ang industry chain system of aluminium industry.The main purpose of this paper is to help constructing circular economy of aluminium industry.